<template>
  <div style="width: 100%;height: 100%;">
    <div id="main7" style="width: 100%;height: 100%;"></div>
  </div>
</template>
<script>
const echarts = require('echarts')
export default {
  name: '',
  components: {
  },
  data () {
    return {
    }
  },
  created () {
  },
  mounted () {
    this.drawChart()
  },
  methods: {
    drawChart () {
      // 基于准备好的dom，初始化echarts实例
      const myChart = echarts.init(document.getElementById('main7'))
      const option = {
        color: ['#3398DB'],
        title: [{
          left: 'center',
          text: '系统季度使用走势'
        }],
        tooltip: {
          trigger: 'axis',
          axisPointer: { // 坐标轴指示器，坐标轴触发有效
            type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            type: 'category',
            data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
            axisTick: {
              alignWithLabel: true
            }
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ],
        series: [
          {
            name: '直接访问',
            type: 'bar',
            barWidth: '60%',
            data: [10, 52, 200, 334, 390, 330, 220]
          }
        ]
      }
      // 使用刚指定的配置项和数据显示图表。
      myChart.setOption(option)
      // 根据窗口的大小变动图表
      window.addEventListener('resize', () => {
        myChart.resize()
      })
    }
  }
}
</script>
<style lang="less" scoped>

</style>
